Qucs-S 2.1.0

New features

• Added tuner simulation mode #123 (used implementation by @tipofthesowrd)
• Added support for touchstone s2p file devices for Ngspice #233 (implementation by @transmitterdan)
• Redesign of the simulation window #309
• Diagrams are placed on schematic and *.dpl files are disabled by default #309
• Backport of the active Legendre filter synthesis from Qucs-0.0.20rc2 #318
• Added SPICE entry for MUT and MUT2 devices
• Backported circular waveguide and tapered line symbols from Qucs-0.0.20rc2
• Added zoom to selection mode #327
• Toolbar icons replaced by SVG; improved look for HiDPI #323 #304
• Implemented automatic generation of high resolution device icons #334 #304

General improvements

• Added Tstart option for Spectrum simulaiton #336
• Added low voltage for VRect source #310
• Russian translation update #292 #324
• Added SPICE group for project tree

Bugfixes

• Fixed simulation of the files with double extension #311
• Fixed simulation of the files containing unicode symbols #312
• Fixed display of the Xanalogue.lib library #308
• Fixed show checker errors for Xyce
• Fixed load symbol for Verilog-A device #321
• Fixed component rotation with right mouse button

Library

• Added thyristor library #212
• Added optocoupler library #213
• Added photovoltaic relays library #222

Documentation

• Added subcircuit symbol templates to share/qucs_s/examples/symbols (by @tomhajjar)
• Added sections on tuner mode and RF simulation to the Qucs-S tutorial

Packaging

• Windows 32-bit package is not provided anymore

Installation guide

Source code

Download the source code file qucs-s-2.1.0.tar.gz and build it with cmake to try new Qucs-S.

Linux

• DEB and RPM packages for Debian, Ubuntu, Fedora, openSUSE generated with OBS. Find the repository and installation instructions for your distribution here: https://software.opensuse.org/download.html?project=home%3Ara3xdh&package=qucs-s
• The package for Arch is available in AUR: https://aur.archlinux.org/packages/qucs-s
• AppImage for non-mentioned Linux distributions; download file below;

Windows installer

Windows installer contains both Qucs-S and Ngspice binaries. Launch the exe and follow instructions to install Qucs-S.

• qucs_s_2_1_0_setup.exe 64-bit (x86_64) Windows installer including Ngspice

Windows portable

Windows portable package could be downloaded as zipped distribution. Unpack and launch qucs-s.exe from bin subdirectory. Ngspice requires a separate installation.

• qucs_s_win64_portable_2_1_0.zip 64-bit (x86_64) portable Windows version;